Pith Number

pith:FCR2QFCA

pith:2004:FCR2QFCA4KODATZA2F5NUTHXPZ

not attested not anchored not stored refs pending

All Quantum Adversary Methods are Equivalent

Mario Szegedy (Rutgers), Robert Spalek (CWI)

arxiv:quant-ph/0409116 v3 · 2004-09-17 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCR2QFCA4KODATZA2F5NUTHXPZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

A Quantum Algorithm for Finding $k$-Minima

Receipt and verification

First computed	2026-07-04T14:50:17.162808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28a3a81440e29c304f20d17ada4cf77e70f94af68b3ce78b277407eec0f037ae

Aliases

arxiv: quant-ph/0409116 · arxiv_version: quant-ph/0409116v3 · doi: 10.48550/arxiv.quant-ph/0409116 · pith_short_12: FCR2QFCA4KOD · pith_short_16: FCR2QFCA4KODATZA · pith_short_8: FCR2QFCA

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/FCR2QFCA4KODATZA2F5NUTHXPZ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 28a3a81440e29c304f20d17ada4cf77e70f94af68b3ce78b277407eec0f037ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d967ee40be9eb50b25d47009f51befff94c84065d16641d0637294ca7ffaeb9e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-09-17T20:23:04Z",
    "title_canon_sha256": "91b01cc8488834f247e07986f4558d78b37660a5ed3e93f8d0ba0fcbe165feb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0409116",
    "kind": "arxiv",
    "version": 3
  }
}